| RACHIS | Axis of an inflorescence (bot) |
| PEDICEL | Small stalk bearing an individual flower of an inflorescence (7) |
| PEDUNCLE | Main stalk of an inflorescence, to which the individual flowers are attached by pedicels (8) |
| PARALLEL | Of light rays, parallel to axis of an optical system (8) |
| PARAXIAL | Of light rays, parallel to axis of an optical system (8) |
| APSE | ___ line (major axis of an elliptical orbit) |
| UMBEL | Flat-topped inflorescence (bot) (5) |
| RACEME | Simple indeterminate inflorescence (bot) |
| CATKIN | From the Dutch meaning "kitten", a word for a fluffy ament of a willow tree or an inflorescence such as a "lamb's-tail" of a hazel or a "devil's finger" of a black poplar (6) |
| CYME | In botany, an inflorescence in which the first flower is the terminal bud of the main stem and subsequent flowers are terminal buds of lateral stems, as in African violet (saintpaulia) (4) |
| SOUTHPOLE | Situated on the continent of Antarctica, this is one of two points where the Earth's axis of rotation intersects its surface (5,4) |
| IRAN | Member of Bush's "axis of evil" |
| IRAQ | Member of Bush's 'axis of evil' |
| SPINDLE | Rod serving as an axis of rotation |
| EXHILARATES | Thrills from an axis of leather workings? (11) |
| BLOC | Tomb locked in an axis of countries (4) |
| SPINE | Series of vertebrae forming the axis of the skeleton |
| NORTHPOLE | Point of the globe where the Earth's axis of rotation meets its surface, where the postcode H0H 0H0 is used seasonally for children (5,4) |
| OVAL | From the Latin meaning "egg", an elliptical geometric shape, generally with only one axis of symmetry (4) |
| PRECESSION | Motion of a spinning body in which it wobbles so that the axis of rotation sweeps out a cone |
